病例摘要患儿男，第一胎第一产，胎龄37周，产前宫内窘迫，胎心160～180次／分，持续2小时剖宫娩出。生后皮肤苍白，四肢松软，经清理呼吸道吸氧后有哭声。羊水清，胎盘老化，脐带无异常，出生体重2900g。生后4小时发现患儿呼吸促，口周发绀，于生后23小时由外院转入。入院查体 Case summary Children with children, the first birth of the first child, gestational age 37 weeks, prenatal intrauterine distress, fetal heart rate 160 to 180 beats / min, sustained 2 hours cesarean delivery. After birth, pale skin, limbs soft, after breathing through the air to clear the cries of cries. Amniotic fluid, placental aging, umbilical cord without exception, birth weight 2900g. 4 hours after birth, children found to be breathing, oral and cyanosis, 23 hours after birth, transferred from the outer court. Admission examination